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Pro-ject Tube Box DS Phono Pre-Amplifier

Rear Panel
Rear Panel
Silver Finish
Silver Finish
Our price: £ 399.00 inc. VAT
Free UK mainland delivery
Shipping UK Mainland Only - No Export

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Key Features

  • Pure Dynamics, Full Transparency, Analogue Warmth, Bass Texture, Detail Resolution And Purity Of All Audible Frequencies
  • Effectively Brings A Retro Ethic To Modern Phono Electronics

Product Description

Tube Box DS

The Pro-Ject Tube Box DS is a new valve output phono pre-amplifier that offers improved performance from the original Tube Box S/E whilst maintaining an appealing price.

The Tube Box DS presents an impressive sound making it a great audiophile upgrade for almost any mid-priced analogue hi-fi system. With a unique variable impedance dial and a switchable subsonic filter, it can meet the needs of almost any MM or MC phono cartridge on the market. The carefully selected audiophile-grade components make it possible to enjoy your valuable vinyl collection like never before.

The class-leading music reproduction qualities of the Tube Box DS deliver pure dynamics, full transparency, analogue warmth, bass texture, detail resolution and purity of all audible frequencies. All in all, it effectively brings a retro ethic to modern phono electronics.

Key Features:

  • MM/MC switches on rear panel 
  • Unique continuously variable input impedance loading 
  • Switchable gain settings for MM and MC cartridges 
  • Capacitance switch for MM cartridges 
  • Switchable subsonic filter 
  • Dual-mono tube triode architeture 
  • Premium ECC-83 Golden Pin Tubes 
  • Ultra low-noise semiconductors 
  • SMD technology 


  • Tubes: 2 x ECC83 (12AX 7A)
  • Input Impedance: Stepless 10Ω - 1,000Ω
  • Input Capacitance / Impedance: 47, 147, 267 and 367pF, 47kΩ
  • Input Gain: MM - 40, 50dB, MC - 60dB
  • Noise Floor: 82dB (93dB - IEC - A)
  • THD: < 0.1%
  • De-Emphasis Curves Accuracy: 20Hz - 20kHz / Max. 0.5dB
  • Subsonic Filter: @ 20Hz with 18dB/Octave
  • Input: 1 Pair RCA / Phono Sockets
  • Output: 1 Pair RCA / Phono Sockets
  • Outboard PSU: 18V / 1,000mA DC
  • Power Consumption: 490mA DC
  • Dimensions (W x H x D): 103 x 72 x 144mm, 103 x 72 x 156mm (Incl. Sockets)
  • Weight: 1.1Kg (without PSU)

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Cable Length Options:


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Van Damme Ultra Quest Super Sheild Pair Interconnect Cables 4x RCA Plugs
Van Damme Ultra Quest Super Sheild Pair Interconnect Cables 4x RCA Plugs
Ultra pure oxygen free copper for outstanding sonic integrity
Cables are prepared to the highest standard by qualified engineers at A1 Sound.
Suggested RRP: £ 64.95
Our price: £ 44.95 inc. VAT
Total saving: £ 20.00

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